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Diffstat (limited to 'mobicore/common/curl/lib/openldap.c')
-rw-r--r--mobicore/common/curl/lib/openldap.c638
1 files changed, 0 insertions, 638 deletions
diff --git a/mobicore/common/curl/lib/openldap.c b/mobicore/common/curl/lib/openldap.c
deleted file mode 100644
index 7010da6..0000000
--- a/mobicore/common/curl/lib/openldap.c
+++ /dev/null
@@ -1,638 +0,0 @@
-/***************************************************************************
- * _ _ ____ _
- * Project ___| | | | _ \| |
- * / __| | | | |_) | |
- * | (__| |_| | _ <| |___
- * \___|\___/|_| \_\_____|
- *
- * Copyright (C) 2010, Howard Chu, <hyc@openldap.org>
- *
- * This software is licensed as described in the file COPYING, which
- * you should have received as part of this distribution. The terms
- * are also available at http://curl.haxx.se/docs/copyright.html.
- *
- * You may opt to use, copy, modify, merge, publish, distribute and/or sell
- * copies of the Software, and permit persons to whom the Software is
- * furnished to do so, under the terms of the COPYING file.
- *
- * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
- * KIND, either express or implied.
- *
- ***************************************************************************/
-
-#include "setup.h"
-
-#if !defined(CURL_DISABLE_LDAP) && defined(USE_OPENLDAP)
-
-/*
- * Notice that USE_OPENLDAP is only a source code selection switch. When
- * libcurl is built with USE_OPENLDAP defined the libcurl source code that
- * gets compiled is the code from openldap.c, otherwise the code that gets
- * compiled is the code from ldap.c.
- *
- * When USE_OPENLDAP is defined a recent version of the OpenLDAP library
- * might be required for compilation and runtime. In order to use ancient
- * OpenLDAP library versions, USE_OPENLDAP shall not be defined.
- */
-
-#include <ldap.h>
-
-#include "urldata.h"
-#include <curl/curl.h>
-#include "sendf.h"
-#include "sslgen.h"
-#include "transfer.h"
-#include "curl_ldap.h"
-#include "curl_memory.h"
-#include "curl_base64.h"
-
-#define _MPRINTF_REPLACE /* use our functions only */
-#include <curl/mprintf.h>
-
-#include "memdebug.h"
-
-#ifndef _LDAP_PVT_H
-extern int ldap_pvt_url_scheme2proto(const char *);
-extern int ldap_init_fd(ber_socket_t fd, int proto, const char *url, LDAP **ld);
-#endif
-
-static CURLcode ldap_setup(struct connectdata *conn);
-static CURLcode ldap_do(struct connectdata *conn, bool *done);
-static CURLcode ldap_done(struct connectdata *conn, CURLcode, bool);
-static CURLcode ldap_connect(struct connectdata *conn, bool *done);
-static CURLcode ldap_connecting(struct connectdata *conn, bool *done);
-static CURLcode ldap_disconnect(struct connectdata *conn, bool dead_connection);
-
-static Curl_recv ldap_recv;
-
-/*
- * LDAP protocol handler.
- */
-
-const struct Curl_handler Curl_handler_ldap = {
- "LDAP", /* scheme */
- ldap_setup, /* setup_connection */
- ldap_do, /* do_it */
- ldap_done, /* done */
- ZERO_NULL, /* do_more */
- ldap_connect, /* connect_it */
- ldap_connecting, /* connecting */
- ZERO_NULL, /* doing */
- ZERO_NULL, /* proto_getsock */
- ZERO_NULL, /* doing_getsock */
- ZERO_NULL, /* perform_getsock */
- ldap_disconnect, /* disconnect */
- PORT_LDAP, /* defport */
- PROT_LDAP /* protocol */
-};
-
-#ifdef USE_SSL
-/*
- * LDAPS protocol handler.
- */
-
-const struct Curl_handler Curl_handler_ldaps = {
- "LDAPS", /* scheme */
- ldap_setup, /* setup_connection */
- ldap_do, /* do_it */
- ldap_done, /* done */
- ZERO_NULL, /* do_more */
- ldap_connect, /* connect_it */
- ldap_connecting, /* connecting */
- ZERO_NULL, /* doing */
- ZERO_NULL, /* proto_getsock */
- ZERO_NULL, /* doing_getsock */
- ZERO_NULL, /* perform_getsock */
- ldap_disconnect, /* disconnect */
- PORT_LDAPS, /* defport */
- PROT_LDAP | PROT_SSL /* protocol */
-};
-#endif
-
-static const char *url_errs[] = {
- "success",
- "out of memory",
- "bad parameter",
- "unrecognized scheme",
- "unbalanced delimiter",
- "bad URL",
- "bad host or port",
- "bad or missing attributes",
- "bad or missing scope",
- "bad or missing filter",
- "bad or missing extensions"
-};
-
-typedef struct ldapconninfo {
- LDAP *ld;
- Curl_recv *recv; /* for stacking SSL handler */
- Curl_send *send;
- int proto;
- int msgid;
- bool ssldone;
- bool sslinst;
- bool didbind;
-} ldapconninfo;
-
-typedef struct ldapreqinfo {
- int msgid;
- int nument;
-} ldapreqinfo;
-
-static CURLcode ldap_setup(struct connectdata *conn)
-{
- ldapconninfo *li;
- LDAPURLDesc *lud;
- struct SessionHandle *data=conn->data;
- int rc, proto;
- CURLcode status;
-
- rc = ldap_url_parse(data->change.url, &lud);
- if (rc != LDAP_URL_SUCCESS) {
- const char *msg = "url parsing problem";
- status = CURLE_URL_MALFORMAT;
- if (rc > LDAP_URL_SUCCESS && rc <= LDAP_URL_ERR_BADEXTS) {
- if (rc == LDAP_URL_ERR_MEM)
- status = CURLE_OUT_OF_MEMORY;
- msg = url_errs[rc];
- }
- failf(conn->data, "LDAP local: %s", msg);
- return status;
- }
- proto = ldap_pvt_url_scheme2proto(lud->lud_scheme);
- ldap_free_urldesc(lud);
-
- li = calloc(1, sizeof(ldapconninfo));
- li->proto = proto;
- conn->proto.generic = li;
- conn->bits.close = FALSE;
- /* TODO:
- * - provide option to choose SASL Binds instead of Simple
- */
- return CURLE_OK;
-}
-
-#ifdef USE_SSL
-static Sockbuf_IO ldapsb_tls;
-#endif
-
-static CURLcode ldap_connect(struct connectdata *conn, bool *done)
-{
- ldapconninfo *li = conn->proto.generic;
- struct SessionHandle *data=conn->data;
- int rc, proto = LDAP_VERSION3;
- char hosturl[1024], *ptr;
-
- strcpy(hosturl, "ldap");
- ptr = hosturl+4;
- if (conn->protocol & PROT_SSL)
- *ptr++ = 's';
- snprintf(ptr, sizeof(hosturl)-(ptr-hosturl), "://%s:%d",
- conn->host.name, conn->remote_port);
-
- rc = ldap_init_fd(conn->sock[FIRSTSOCKET], li->proto, hosturl, &li->ld);
- if (rc) {
- failf(data, "LDAP local: Cannot connect to %s, %s",
- hosturl, ldap_err2string(rc));
- return CURLE_COULDNT_CONNECT;
- }
-
- ldap_set_option(li->ld, LDAP_OPT_PROTOCOL_VERSION, &proto);
-
-#if !defined(CURL_DISABLE_HTTP) && !defined(CURL_DISABLE_PROXY)
- if(conn->bits.tunnel_proxy && conn->bits.httpproxy) {
- /* for LDAP over HTTP proxy */
- struct HTTP http_proxy;
- ldapconninfo *li_save;
- CURLcode result;
-
- /* BLOCKING */
- /* We want "seamless" LDAP operations through HTTP proxy tunnel */
-
- /* Curl_proxyCONNECT is based on a pointer to a struct HTTP at the member
- * conn->proto.http; we want LDAP through HTTP and we have to change the
- * member temporarily for connecting to the HTTP proxy. After
- * Curl_proxyCONNECT we have to set back the member to the original struct
- * LDAP pointer
- */
- li_save = data->state.proto.generic;
- memset(&http_proxy, 0, sizeof(http_proxy));
- data->state.proto.http = &http_proxy;
- result = Curl_proxyCONNECT(conn, FIRSTSOCKET,
- conn->host.name, conn->remote_port);
-
- data->state.proto.generic = li_save;
-
- if(CURLE_OK != result)
- return result;
- }
-#endif /* !CURL_DISABLE_HTTP && !CURL_DISABLE_PROXY */
-
-#ifdef USE_SSL
- if (conn->protocol & PROT_SSL) {
- CURLcode res;
- if (data->state.used_interface == Curl_if_easy) {
- res = Curl_ssl_connect(conn, FIRSTSOCKET);
- if (res)
- return res;
- li->ssldone = TRUE;
- } else {
- res = Curl_ssl_connect_nonblocking(conn, FIRSTSOCKET, &li->ssldone);
- if (res)
- return res;
- }
- }
-#endif
-
- if (data->state.used_interface == Curl_if_easy)
- return ldap_connecting(conn, done);
-
- return CURLE_OK;
-}
-
-static CURLcode ldap_connecting(struct connectdata *conn, bool *done)
-{
- ldapconninfo *li = conn->proto.generic;
- struct SessionHandle *data=conn->data;
- LDAPMessage *result = NULL;
- struct timeval tv = {0,1}, *tvp;
- int rc, err;
- char *info = NULL;
-
-#ifdef USE_SSL
- if (conn->protocol & PROT_SSL) {
- /* Is the SSL handshake complete yet? */
- if (!li->ssldone) {
- CURLcode res = Curl_ssl_connect_nonblocking(conn, FIRSTSOCKET, &li->ssldone);
- if (res || !li->ssldone)
- return res;
- }
- /* Have we installed the libcurl SSL handlers into the sockbuf yet? */
- if (!li->sslinst) {
- Sockbuf *sb;
- ldap_get_option(li->ld, LDAP_OPT_SOCKBUF, &sb);
- ber_sockbuf_add_io(sb, &ldapsb_tls, LBER_SBIOD_LEVEL_TRANSPORT, conn);
- li->sslinst = TRUE;
- li->recv = conn->recv[FIRSTSOCKET];
- li->send = conn->send[FIRSTSOCKET];
- }
- }
-#endif
-
- if (data->state.used_interface == Curl_if_easy)
- tvp = NULL; /* let ldap_result block indefinitely */
- else
- tvp = &tv;
-
-retry:
- if (!li->didbind) {
- char *binddn;
- struct berval passwd;
-
- if (conn->bits.user_passwd) {
- binddn = conn->user;
- passwd.bv_val = conn->passwd;
- passwd.bv_len = strlen(passwd.bv_val);
- } else {
- binddn = NULL;
- passwd.bv_val = NULL;
- passwd.bv_len = 0;
- }
- rc = ldap_sasl_bind(li->ld, binddn, LDAP_SASL_SIMPLE, &passwd,
- NULL, NULL, &li->msgid);
- if (rc)
- return CURLE_LDAP_CANNOT_BIND;
- li->didbind = TRUE;
- if (tvp)
- return CURLE_OK;
- }
-
- rc = ldap_result(li->ld, li->msgid, LDAP_MSG_ONE, tvp, &result);
- if (rc < 0) {
- failf(data, "LDAP local: bind ldap_result %s", ldap_err2string(rc));
- return CURLE_LDAP_CANNOT_BIND;
- }
- if (rc == 0) {
- /* timed out */
- return CURLE_OK;
- }
- rc = ldap_parse_result(li->ld, result, &err, NULL, &info, NULL, NULL, 1);
- if (rc) {
- failf(data, "LDAP local: bind ldap_parse_result %s", ldap_err2string(rc));
- return CURLE_LDAP_CANNOT_BIND;
- }
- /* Try to fallback to LDAPv2? */
- if (err == LDAP_PROTOCOL_ERROR) {
- int proto;
- ldap_get_option(li->ld, LDAP_OPT_PROTOCOL_VERSION, &proto);
- if (proto == LDAP_VERSION3) {
- ldap_memfree(info);
- proto = LDAP_VERSION2;
- ldap_set_option(li->ld, LDAP_OPT_PROTOCOL_VERSION, &proto);
- li->didbind = FALSE;
- goto retry;
- }
- }
-
- if (err) {
- failf(data, "LDAP remote: bind failed %s %s", ldap_err2string(rc),
- info ? info : "");
- return CURLE_LOGIN_DENIED;
- }
- conn->recv[FIRSTSOCKET] = ldap_recv;
- *done = TRUE;
- return CURLE_OK;
-}
-
-static CURLcode ldap_disconnect(struct connectdata *conn, bool dead_connection)
-{
- ldapconninfo *li = conn->proto.generic;
- (void) dead_connection;
-
- if (li) {
- if (li->ld) {
- ldap_unbind_ext(li->ld, NULL, NULL);
- li->ld = NULL;
- }
- conn->proto.generic = NULL;
- free(li);
- }
- return CURLE_OK;
-}
-
-static CURLcode ldap_do(struct connectdata *conn, bool *done)
-{
- ldapconninfo *li = conn->proto.generic;
- ldapreqinfo *lr;
- CURLcode status = CURLE_OK;
- int rc = 0;
- LDAPURLDesc *ludp = NULL;
- int msgid;
- struct SessionHandle *data=conn->data;
-
- conn->bits.close = FALSE;
-
- infof(data, "LDAP local: %s\n", data->change.url);
-
- rc = ldap_url_parse(data->change.url, &ludp);
- if (rc != LDAP_URL_SUCCESS) {
- const char *msg = "url parsing problem";
- status = CURLE_URL_MALFORMAT;
- if (rc > LDAP_URL_SUCCESS && rc <= LDAP_URL_ERR_BADEXTS) {
- if (rc == LDAP_URL_ERR_MEM)
- status = CURLE_OUT_OF_MEMORY;
- msg = url_errs[rc];
- }
- failf(conn->data, "LDAP local: %s", msg);
- return status;
- }
-
- rc = ldap_search_ext(li->ld, ludp->lud_dn, ludp->lud_scope,
- ludp->lud_filter, ludp->lud_attrs, 0,
- NULL, NULL, NULL, 0, &msgid);
- ldap_free_urldesc(ludp);
- if (rc != LDAP_SUCCESS) {
- failf(data, "LDAP local: ldap_search_ext %s", ldap_err2string(rc));
- return CURLE_LDAP_SEARCH_FAILED;
- }
- lr = calloc(1,sizeof(ldapreqinfo));
- lr->msgid = msgid;
- data->state.proto.generic = lr;
- Curl_setup_transfer(conn, FIRSTSOCKET, -1, FALSE, NULL, -1, NULL);
- *done = TRUE;
- return CURLE_OK;
-}
-
-static CURLcode ldap_done(struct connectdata *conn, CURLcode res,
- bool premature)
-{
- ldapreqinfo *lr = conn->data->state.proto.generic;
- (void)res;
- (void)premature;
-
- if (lr) {
- /* if there was a search in progress, abandon it */
- if (lr->msgid) {
- ldapconninfo *li = conn->proto.generic;
- ldap_abandon_ext(li->ld, lr->msgid, NULL, NULL);
- lr->msgid = 0;
- }
- conn->data->state.proto.generic = NULL;
- free(lr);
- }
- return CURLE_OK;
-}
-
-static ssize_t ldap_recv(struct connectdata *conn, int sockindex, char *buf,
- size_t len, CURLcode *err)
-{
- ldapconninfo *li = conn->proto.generic;
- struct SessionHandle *data=conn->data;
- ldapreqinfo *lr = data->state.proto.generic;
- int rc, ret;
- LDAPMessage *result = NULL;
- LDAPMessage *ent;
- BerElement *ber = NULL;
- struct timeval tv = {0,1};
- (void)len;
- (void)buf;
- (void)sockindex;
-
- rc = ldap_result(li->ld, lr->msgid, LDAP_MSG_RECEIVED, &tv, &result);
- if (rc < 0) {
- failf(data, "LDAP local: search ldap_result %s", ldap_err2string(rc));
- *err = CURLE_RECV_ERROR;
- return -1;
- }
-
- *err = CURLE_AGAIN;
- ret = -1;
-
- /* timed out */
- if (result == NULL)
- return ret;
-
- for (ent = ldap_first_message(li->ld, result); ent;
- ent = ldap_next_message(li->ld, ent)) {
- struct berval bv, *bvals, **bvp = &bvals;
- int binary = 0, msgtype;
-
- msgtype = ldap_msgtype(ent);
- if (msgtype == LDAP_RES_SEARCH_RESULT) {
- int code;
- char *info = NULL;
- rc = ldap_parse_result(li->ld, ent, &code, NULL, &info, NULL, NULL, 0);
- if (rc) {
- failf(data, "LDAP local: search ldap_parse_result %s", ldap_err2string(rc));
- *err = CURLE_LDAP_SEARCH_FAILED;
- } else if (code && code != LDAP_SIZELIMIT_EXCEEDED) {
- failf(data, "LDAP remote: search failed %s %s", ldap_err2string(rc),
- info ? info : "");
- *err = CURLE_LDAP_SEARCH_FAILED;
- } else {
- /* successful */
- if (code == LDAP_SIZELIMIT_EXCEEDED)
- infof(data, "There are more than %d entries\n", lr->nument);
- data->req.size = data->req.bytecount;
- *err = CURLE_OK;
- ret = 0;
- }
- lr->msgid = 0;
- ldap_memfree(info);
- break;
- } else if (msgtype != LDAP_RES_SEARCH_ENTRY) {
- continue;
- }
-
- lr->nument++;
- rc = ldap_get_dn_ber(li->ld, ent, &ber, &bv);
- Curl_client_write(conn, CLIENTWRITE_BODY, (char *)"DN: ", 4);
- Curl_client_write(conn, CLIENTWRITE_BODY, (char *)bv.bv_val, bv.bv_len);
- Curl_client_write(conn, CLIENTWRITE_BODY, (char *)"\n", 1);
- data->req.bytecount += bv.bv_len + 5;
-
- for (rc = ldap_get_attribute_ber(li->ld, ent, ber, &bv, bvp);
- rc == LDAP_SUCCESS;
- rc = ldap_get_attribute_ber(li->ld, ent, ber, &bv, bvp)) {
- int i;
-
- if (bv.bv_val == NULL) break;
-
- if (bv.bv_len > 7 && !strncmp(bv.bv_val + bv.bv_len - 7, ";binary", 7))
- binary = 1;
- else
- binary = 0;
-
- for (i=0; bvals[i].bv_val != NULL; i++) {
- int binval = 0;
- Curl_client_write(conn, CLIENTWRITE_BODY, (char *)"\t", 1);
- Curl_client_write(conn, CLIENTWRITE_BODY, (char *)bv.bv_val, bv.bv_len);
- Curl_client_write(conn, CLIENTWRITE_BODY, (char *)":", 1);
- data->req.bytecount += bv.bv_len + 2;
-
- if (!binary) {
- /* check for leading or trailing whitespace */
- if (ISSPACE(bvals[i].bv_val[0]) ||
- ISSPACE(bvals[i].bv_val[bvals[i].bv_len-1])) {
- binval = 1;
- } else {
- /* check for unprintable characters */
- unsigned int j;
- for (j=0; j<bvals[i].bv_len; j++)
- if (!ISPRINT(bvals[i].bv_val[j])) {
- binval = 1;
- break;
- }
- }
- }
- if (binary || binval) {
- char *val_b64;
- /* Binary value, encode to base64. */
- size_t val_b64_sz = Curl_base64_encode(data,
- bvals[i].bv_val,
- bvals[i].bv_len,
- &val_b64);
- Curl_client_write(conn, CLIENTWRITE_BODY, (char *)": ", 2);
- data->req.bytecount += 2;
- if(val_b64_sz > 0) {
- Curl_client_write(conn, CLIENTWRITE_BODY, val_b64, val_b64_sz);
- free(val_b64);
- data->req.bytecount += val_b64_sz;
- }
- } else {
- Curl_client_write(conn, CLIENTWRITE_BODY, (char *)" ", 1);
- Curl_client_write(conn, CLIENTWRITE_BODY, bvals[i].bv_val,
- bvals[i].bv_len);
- data->req.bytecount += bvals[i].bv_len + 1;
- }
- Curl_client_write(conn, CLIENTWRITE_BODY, (char *)"\n", 0);
- data->req.bytecount++;
- }
- ber_memfree(bvals);
- Curl_client_write(conn, CLIENTWRITE_BODY, (char *)"\n", 0);
- data->req.bytecount++;
- }
- Curl_client_write(conn, CLIENTWRITE_BODY, (char *)"\n", 0);
- data->req.bytecount++;
- ber_free(ber, 0);
- }
- ldap_msgfree(result);
- return ret;
-}
-
-#ifdef USE_SSL
-static int
-ldapsb_tls_setup(Sockbuf_IO_Desc *sbiod, void *arg)
-{
- sbiod->sbiod_pvt = arg;
- return 0;
-}
-
-static int
-ldapsb_tls_remove(Sockbuf_IO_Desc *sbiod)
-{
- sbiod->sbiod_pvt = NULL;
- return 0;
-}
-
-/* We don't need to do anything because libcurl does it already */
-static int
-ldapsb_tls_close(Sockbuf_IO_Desc *sbiod)
-{
- (void)sbiod;
- return 0;
-}
-
-static int
-ldapsb_tls_ctrl(Sockbuf_IO_Desc *sbiod, int opt, void *arg)
-{
- (void)arg;
- if (opt == LBER_SB_OPT_DATA_READY) {
- struct connectdata *conn = sbiod->sbiod_pvt;
- return Curl_ssl_data_pending(conn, FIRSTSOCKET);
- }
- return 0;
-}
-
-static ber_slen_t
-ldapsb_tls_read(Sockbuf_IO_Desc *sbiod, void *buf, ber_len_t len)
-{
- struct connectdata *conn = sbiod->sbiod_pvt;
- ldapconninfo *li = conn->proto.generic;
- ber_slen_t ret;
- CURLcode err = CURLE_RECV_ERROR;
-
- ret = li->recv(conn, FIRSTSOCKET, buf, len, &err);
- if (ret < 0 && err == CURLE_AGAIN) {
- SET_SOCKERRNO(EWOULDBLOCK);
- }
- return ret;
-}
-
-static ber_slen_t
-ldapsb_tls_write(Sockbuf_IO_Desc *sbiod, void *buf, ber_len_t len)
-{
- struct connectdata *conn = sbiod->sbiod_pvt;
- ldapconninfo *li = conn->proto.generic;
- ber_slen_t ret;
- CURLcode err = CURLE_SEND_ERROR;
-
- ret = li->send(conn, FIRSTSOCKET, buf, len, &err);
- if (ret < 0 && err == CURLE_AGAIN) {
- SET_SOCKERRNO(EWOULDBLOCK);
- }
- return ret;
-}
-
-static Sockbuf_IO ldapsb_tls =
-{
- ldapsb_tls_setup,
- ldapsb_tls_remove,
- ldapsb_tls_ctrl,
- ldapsb_tls_read,
- ldapsb_tls_write,
- ldapsb_tls_close
-};
-#endif /* USE_SSL */
-
-#endif /* !CURL_DISABLE_LDAP && USE_OPENLDAP */
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-20 11:14:09 +0000